Anemone cylindrica is an upright growing, clump forming herbaceous plant species in the genus Anemone and family Ranunculaceae. Plants grow 30–100 centimetres (12–39 in) tall, flowering early summer but often found flowering till late summer, the flowers are greenish-white. After flowering, the fruits are produced in a dense rounded columned spikes 20–35 millimetres (0.79–1.38 in) long. When the fruits, called achenes, are ripe they have gray-white colored, densely woolly styles, that allow them to blow away in the wind. Anemone cylindrica is one of several plants known as thimbleweed.